Ice pack



FIG. 1 is a front elevational view of an ice pack, showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a bottom right perspective view thereof.

The broken lines in the drawings represent unclaimed portions of the ice pack only and form no part of the claimed design. 

CLAIM The ornamental design for an ice pack, as shown. 